Year

1971

ChampionshipChampion driverFull table
American Race Drivers Club Midget ChampionshipJohnny Coy(Sr)Show full table
European Trophy for Formula 2 DriversRonnie PetersonShow full table
Portuguese Formula Ford 1600 ChampionshipErnesto NevesShow full table
USAC National Dirt ChampionshipGeorge SniderShow full table